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nl80211: add missing attribute validation for channel switch
author
Jakub Kicinski
<kuba@kernel.org>
Tue, 3 Mar 2020 05:10:58 +0000
(21:10 -0800)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Fri, 20 Mar 2020 08:07:46 +0000
(09:07 +0100)
commit
5cde05c61cbe13cbb3fa66d52b9ae84f7975e5e6
upstream.
Add missing attribute validation for NL80211_ATTR_OPER_CLASS
to the netlink policy.
Fixes:
1057d35ede5d
("cfg80211: introduce TDLS channel switch commands")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link:
https://lore.kernel.org/r/20200303051058.4089398-4-kuba@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/wireless/nl80211.c
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diff --git
a/net/wireless/nl80211.c
b/net/wireless/nl80211.c
index 3fdaa8376f08abab551d28540342fbb21f183d6c..0048f90944ddf8433e90817b2bc19913cfb21b17 100644
(file)
--- a/
net/wireless/nl80211.c
+++ b/
net/wireless/nl80211.c
@@
-436,6
+436,7
@@
static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_USER_PRIO] = { .type = NLA_U8 },
[NL80211_ATTR_ADMITTED_TIME] = { .type = NLA_U16 },
[NL80211_ATTR_SMPS_MODE] = { .type = NLA_U8 },
+ [NL80211_ATTR_OPER_CLASS] = { .type = NLA_U8 },
[NL80211_ATTR_MAC_MASK] = { .len = ETH_ALEN },
[NL80211_ATTR_WIPHY_SELF_MANAGED_REG] = { .type = NLA_FLAG },
[NL80211_ATTR_NETNS_FD] = { .type = NLA_U32 },